Perhaps you should try some spelling variations:
"sobre politicas publica." » "sobre politicas publicas.", "sobre politicas publicad.", "sobre politicos republica.", "serie politicas publica."
"sobre politica publicas." » "sobre politicas publicas.", "sobre politica publicaciones.", "sobre politicas publicass."
"elites politica publica." » "elites politicas publicas.", "elites politicas publica.", "elite politica publica.", "elite politico publica."

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("sobre politicas publica.") or ("sobre politica publicas."))) or ("elites politica publica."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sobre politicas publica.") OR ("sobre politica publicas."))) OR ("elites politica publica.")).
• Removing quotes may allow a broader search: (((( sobre politicas publica. ) or ( sobre politica publicas. ))) or ( elites politica publica. )).
• Adding a wildcard symbol may retrieve word variants: (((("sobre politicas publica.") or ("sobre politica publicas."))) or ("elites politica publica."))*.